Objects in our Solar System

Front

What is a planet?

Back

A planet is an object that orbits a star (like the Sun), is large enough to have gravity that shapes it into a sphere, and has cleared its orbit of other debris.

Front

What is the center of our solar system?

Back

The Sun is the center of our solar system and is mostly made of helium and hydrogen gas.

Tags

NGSS.MS-ESS1-1

Front

List the order of the planets from the Sun.

Back

The order of the planets from the Sun is: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

Front

What are comets?

Back

Comets are large objects made of dust and ice that orbit the Sun and are best known for their long, streaming tails.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing the identity of the substance.

Front

What is the largest planet in our solar system?

Back

Jupiter is the largest planet in our solar system.

Tags

NGSS.MS-ESS1-3

Front

What is an asteroid?

Back

An asteroid is a small rocky body that orbits the Sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What is a moon?

Back

A moon is a natural satellite that orbits a planet.

Tags

NGSS.MS-ESS1-1

Front

What is gravity?

Back

Gravity is the force that attracts two bodies towards each other, such as the attraction between the Earth and the Moon.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Front

What is the difference between a planet and a dwarf planet?

Back

A dwarf planet is similar to a planet but has not cleared its orbit of other debris.